1、Multi

Addressing N fertilizer inefficiency through breeding has emerged as a viable solution for mitigating overuse in potato cultivation. In this study, transcriptome and metabolome analyses were applied to identify N fertilizer-responsive genes.

2、Optimizing Nitrogen Fertilization in Potato

In this comprehensive review, global research is examined regarding enhanced-efficiency nitrogen fertilizers, such as nitrification inhibitors (NIs), urease inhibitors (UIs), and slow-released fertilizers, which promote a pivotal strategy for sustainable potato cultivation.

3、Optimum nitrogen rate to maintain sustainable potato production and

We determined the optimal N-fertilization rates for Chinese potato production at a regional scale based on a dataset of 706 observations from 142 peer-reviewed publications.

4、Excessive Nitrogen Fertilization in Potatoes: What to Do When Yields

addressing excessive nitrogen in potatoes requires a blend of adjusted fertilization, meticulous field care, and sustainable practices. Tailor these strategies to specific conditions for optimal results.

Multi

Addressing N fertilizer inefficiency through breeding has emerged as a viable solution for mitigating overuse in potato cultivation. In this study, transcriptome and metabolome analyses were applied to identify N fertilizer-responsive genes.

Frontiers

Therefore, water-nitrogen regulation measures should prevent excessive application of water-nitrogen fertilizer, which causes a large amount of redundant growth such as excessive plant height and leaf area, while also meeting the normal needs of potatoes.

Adjusting fertilization depth for sustainable potato production in arid

Among the array of mitigation strategies, deep fertilization emerges as a promising approach to address the multifaceted challenges associated with agricultural productivity, environmental sustainability, economic efficiency, and social demands.

(PDF) Optimizing Nitrogen Fertilization to Improve Qualitative

Potato is often produced by adopting high nitrogen (N) external inputs to maximize its yield, although the possible agronomic and qualitative benefits of a N over-fertilization to the...

Optimizing Nitrogen Fertilization to Improve Qualitative Performances

Taking into account all these considerations, in the present research we have investigated whether it is possible to reduce the N fertilization rate, while keeping yield reduction to a minimum and having positive effects on certain tuber qualitative traits.

Potato in response to nitrogen nutrition regime and nitrogen fertilization

The purpose of this research is to investigate the response of potatoes growing on the dark chestnut soils of Central Kazakhstan to nitrogen nutrition and nitrogen fertilizers.

Potatoes are an important agricultural crop, and their yield and quality are significantly influenced by soil fertility. Nitrogen fertilizer, commonly used in agriculture, provides essential nutrients for plant growth. excessive application can lead to nitrogen overload in potatoes. Below is a detailed explanation of the issues caused by excessive nitrogen fertilization and corresponding solutions:

1. Symptoms of Excessive Nitrogen

• Leaf Yellowing: Accumulation of nitrates due to excess nitrogen can cause leaf yellowing or necrosis.
• Stunted Growth: Over-fertilization disrupts normal plant development, resulting in shortened stems and slow growth.
• Poor Root Development: Excess nitrogen inhibits root growth, affecting water and nutrient absorption.
• Reduced Disease Resistance: High nitrogen levels weaken the plant’s ability to resist pests and diseases.
• Declined Fruit Quality: Excess nitrogen leads to uneven fruit size, softer flesh, and poor taste.

2. Causes of Excessive Nitrogen

• Overapplication: Farmers may apply excessive nitrogen in pursuit of higher yields.
• Improper Application Methods: Concentrated or one-time heavy applications can lead to nitrogen buildup.
• Soil Conditions: High nitrate-nitrogen content in the soil exacerbates nitrogen overload.

3. Mitigation Strategies

• Balanced Fertilization: Adjust nitrogen, phosphorus, and potassium ratios based on soil tests and crop needs.
• Control Application Rates: Follow recommended guidelines to avoid overuse.
• Deep Application with Film Mulching: Bury nitrogen fertilizer deep in the soil and cover with plastic film to reduce volatilization and improve efficiency.
• Integrate Organic Fertilizers: Combine chemical fertilizers with organic matter to reduce reliance on nitrogen.
• Use Slow-Release Nitrogen Fertilizers: These formulations minimize nutrient loss and enhance absorption.
• Regular Soil Testing: Monitor soil nutrient levels (e.g., nitrogen, phosphorus, potassium) to adjust fertilization plans.

4. Preventive Measures

• Agricultural Training: Educate farmers on scientific fertilization practices to prevent blind application.
• Promote Best Practices: Encourage the adoption of evidence-based fertilization techniques.
• Strengthen Regulation: Governments should enforce standards for fertilizer use in agriculture.

5. Key Considerations

• Avoid Mixing Incompatible Fertilizers: Some combinations may produce toxic reactions.
• Environmental Protection: Minimize nitrogen runoff and gas emissions to reduce ecological harm.

Excessive nitrogen in potato crops requires urgent attention. By adopting rational fertilization methods and government support, farmers can optimize resource use, improve yields, and ensure sustainable agricultural development. Collaborative efforts between farmers and authorities are crucial to addressing this issue effectively.